CN201435762Y - Novel doorphone terminal for building talkback systems - Google Patents
Novel doorphone terminal for building talkback systems Download PDFInfo
- Publication number
- CN201435762Y CN201435762Y CN2009200571604U CN200920057160U CN201435762Y CN 201435762 Y CN201435762 Y CN 201435762Y CN 2009200571604 U CN2009200571604 U CN 2009200571604U CN 200920057160 U CN200920057160 U CN 200920057160U CN 201435762 Y CN201435762 Y CN 201435762Y
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- baseband processing
- doorway machine
- machine terminal
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Abstract
The utility model relates to a novel doorphone terminal for building talkback systems. The doorphone terminal has the following characteristics: the doorphone terminal comprises a base band processingmodule, a voice signal amplification and dual-tone signal extraction circuit, an input module, an unlocking circuit, a radio frequency transceiving module, a radio frequency power amplification and switching circuit and an antenna. The utility model uses the prior fixed telephone or the prior mobile terminal, such as a personal handyphone system, a GSM mobile phone, a CDMA mobile phone and a 3G mobile phone, as the client terminal; the standard cellular network is utilized to access the prior fixed telephone network and the prior mobile cellular network to form a practical wireless building talkback system; the dual-tone multifrequency (DTMF) signal of each telephone network is utilized to fulfill the talkback and unlocking functions of the building talkback system; and an editable mapping table for room numbers and telephone numbers stored in a memory chip is utilized to convert the numbers of the client terminal called by the doorphone terminal. Moreover, the circuit is simpler, andthe design is reasonable; when the building talkback system is installed, overlapping investment for system wiring and client terminals is avoided, and a large number of relay devices are also saved.
Description
Affiliated technical field
The utility model relates to a kind of doorway machine terminal, particularly a kind of novel building conversational system doorway machine terminal.
Background technology
At present, known building conversational system all is to have a system of one's own, and whole system comprises doorway machine terminal, subscriber computer terminal, cell management terminal and some trunkings, and the terminal of each producer and trunking can't be compatible.The installation of system need realize the connection that each uses terminal by network layout independently, and wiring installation is huge, and line is complicated and need the special messenger to safeguard, spends a large amount of manpower and materials again and carry out rewiring after it's service life has been past connecting line.And existing wireless intercom system can only upward realize the used system one to one of villa (and whole system has only a doorway machine terminal and several subscriber computer terminals) the pertinent regulations and the restriction of radio application owing to country, and service range is limited, can not form scale.
The utility model content
The purpose of this utility model is to provide a kind of circuit reasonable, and the existing base of user, Personal Handyphone System, mobile phone etc. are inserted building conversational system as the subscriber computer terminal, realizes the novel building conversational system doorway machine terminal of wireless building intercommunication.
The purpose of this utility model can reach by following measure: a kind of novel building conversational system doorway machine terminal, it is characterized in that: comprise baseband processing module, voice signal amplifies and double-audio signal extracts circuit, input module, unlock circuit, radio-frequency (RF) receiving and transmission module, radio-frequency (RF) power amplification and commutation circuit, antenna, the floor room number that the visiting guest will call out by the input module input, baseband processing module is at the floor room number of reading input and after waiting for that the user confirms, access the registration telephone number of respective storey room number correspondence from baseband processing module, pass through radio-frequency (RF) receiving and transmission module, radio-frequency (RF) power amplification and commutation circuit, antenna transmission is called out to the standard Cellular Networks, after owner and the visiting guest's conversation, the owner sends corresponding double-audio signal by phone, the voice signal amplification of doorway machine terminal and double-audio signal extraction circuit parse the value of double-audio signal and send into baseband processing module on voice channel, baseband processing module with the value of the unlocking signal of the value of the double-audio signal received and regulation is relatively just controlled unlock circuit and is unblanked for the visiting guest as meeting fully.
The purpose of this utility model can also reach by following measure: baseband processing module is as the center processing unit of whole system, form by microcontroller, digital signal processor, memory circuit and peripheral circuit, finish other modules of whole doorway machine terminal and the control and the management of circuit by microcontroller wherein, microprocessor is finished and is inserted the required software function of mobile cellular net simultaneously.The owner accepts the phone of building talkback service earlier in the registration of doorway machine end, and the correspondence table of floor room number and registration phone is deposited in the memory circuit of baseband processing module.According to the type difference of the Cellular Networks that will insert, baseband processing module, radio-frequency (RF) receiving and transmission module, radio-frequency (RF) power amplification and commutation circuit can be selected for use corresponding to the circuit of this Cellular Networks and software protocol, as: GSM, CDMA, WCDMA, CDMA2000, TD-SCDMA.Output at baseband processing module also is connected with display circuit.Baseband processing module also links to each other with pick-up.Voice signal amplifies and the output and the loud speaker of double-audio signal extraction circuit join.
The utility model has following advantage compared to existing technology:
1, with portable terminals such as existing fixed line base or Personal Handyphone System phone, GSM mobile handset, CDMA mobile phone, 3G mobiles as the subscriber computer terminal, insert building conversational system; Utilize the standard Cellular Networks to insert existing fixed telephone network, mobile cellular network, form practical wireless building intercommunication network; Utilize the voice of each telephone network and intercommunication and the unlocking function that double-audio signal (DTMF) is finished building conversational system; Utilize the correspondence table of editable user's room number of memory chip stores and telephone number to finish the number translated function of doorway machine terminal call subscriber computer terminal.
2, circuit is simpler, and is reasonable in design, when building conversational system is installed, avoided system wiring and the overlapping investment on user terminal, also saved a large amount of trunkings.Fundamentally realized the wireless building intercommunication.
Description of drawings
Fig. 1 is a circuit block diagram of the present utility model.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing (embodiment):
With reference to Fig. 1, the utility model comprises that baseband processing module 1, voice signal amplify and double-audio signal extracts circuit 2, input module 3, unlock circuit 4, radio-frequency (RF) receiving and transmission module 5, radio-frequency (RF) power amplification and commutation circuit 6, antenna 7, display circuit 8, pick-up 9, loud speaker 10 etc.Display circuit 8, pick-up 9, loud speaker 10 etc. are loaded on the gate.Baseband processing module 1 is as the center processing unit of whole system, form by microcontroller, digital signal processor, memory circuit and peripheral circuit, finish other modules of whole doorway machine terminal and the control and the management of circuit by microcontroller wherein, microprocessor is finished and is inserted the required software function of mobile cellular net simultaneously.Type difference according to the Cellular Networks that will insert, baseband processing module 1, radio-frequency (RF) receiving and transmission module 5, radio-frequency (RF) power amplification and commutation circuit 6 can be selected circuit and the software protocol corresponding to this Cellular Networks for use, as: GSM, CDMA, WCDMA, CDMA2000, TD-SCDMA etc.For the real-time of controlling, select the control signal of double-audio signal (DTMF) for use as the user terminal wireless remote control, extract circuit by double-audio signal (DTMF) and on sound channel, parse double-audio signal (DTMF), be converted to the discernible signal input microcontroller of microcontroller and use for microcontroller.
During real work, the owner accepts the phone of building talkback service earlier in the registration of doorway machine end, and the correspondence table of floor room number and registration phone is deposited in the memory circuit of baseband processing module 1.The floor room number that the visiting guest will call out by input module 3 inputs, baseband processing module 1 waits for that after reading the floor room number of input the user confirms, after the user confirms, baseband processing module 1 accesses the registration telephone number of respective storey room number correspondence, by passing through radio-frequency (RF) receiving and transmission module 5, radio-frequency (RF) power amplification and commutation circuit 6, antenna 7 sends to the standard Cellular Networks and calls out, behind the closing of the circuit, visiting guest and owner converse, in the communication process, the owner is by the specific key or the key combination of digit dialling keyboard input of phone, owner's phone is sent corresponding double-audio signal, the voice signal amplification of doorway machine terminal and double-audio signal extraction circuit 2 parse the value of double-audio signal and send into baseband processing module 1 on voice channel, baseband processing module 1 with the value of the unlocking signal of the value of the double-audio signal received and regulation is relatively just controlled unlock circuit 4 and is unblanked for the visiting guest as meeting fully.The owner also can be used in the corresponding mobile phone of telephone number of doorway machine end storage or the telephone number that fixed line is dialed the doorway machine terminal, after the connection, the user profile (as: telephone number, unlocking cipher etc.) that can deposit in the doorway machine terminal by digit dialling keyboard editor oneself.In order to use to the user more easily, can add display circuit 8, display circuit 8 shows and various visual prompt facility for the user provides state in user's use.When inserting 3G network, can add image interface, utilize the video transmission function of 3G network to accomplish visual doorway machine terminal in baseband processor.
Claims (7)
1, a kind of novel building conversational system doorway machine terminal, it is characterized in that: comprise baseband processing module (1), voice signal amplifies and double-audio signal extracts circuit (2), input module (3), unlock circuit (4), radio-frequency (RF) receiving and transmission module (5), radio-frequency (RF) power amplification and commutation circuit (6), antenna (7), the floor room number that the visiting guest will call out by input module (3) input, baseband processing module (1) is at the floor room number of reading input and after waiting for that the user confirms, access the registration telephone number of respective storey room number correspondence from baseband processing module (1), by radio-frequency (RF) receiving and transmission module (5), radio-frequency (RF) power amplification and commutation circuit (6), antenna (7) sends to the standard Cellular Networks and calls out, after owner and the visiting guest's conversation, the owner sends corresponding double-audio signal by phone, the voice signal amplification of doorway machine terminal and double-audio signal extraction circuit (2) parse double-audio signal on voice channel value is sent into baseband processing module (1), baseband processing module (1) with the value of the unlocking signal of the value of the double-audio signal received and regulation is relatively just controlled unlock circuit (4) and is unblanked for the visiting guest as meeting fully.
2, novel building conversational system doorway machine terminal according to claim 1, it is characterized in that: baseband processing module (1) is as the center processing unit of whole system, form by microcontroller, digital signal processor, memory circuit and peripheral circuit, finish other modules of whole doorway machine terminal and the control and the management of circuit by microcontroller wherein, microprocessor is finished and is inserted the required software function of mobile cellular net simultaneously.
3, novel building conversational system doorway machine terminal according to claim 1 and 2, it is characterized in that: the owner accepts the phone of building talkback service earlier in the registration of doorway machine end, and the correspondence table of floor room number and registration phone is deposited in the memory circuit of baseband processing module (1).
4, novel building conversational system doorway machine terminal according to claim 1, it is characterized in that: according to the type difference of the Cellular Networks that will insert, baseband processing module (1), radio-frequency (RF) receiving and transmission module (5), radio-frequency (RF) power amplification and commutation circuit (6) can be selected circuit and the software protocol corresponding to this Cellular Networks for use, as: GSM, CDMA, WCDMA, CDMA2000, TD-SCDMA.
5, novel building conversational system doorway machine terminal according to claim 1, it is characterized in that: the output at baseband processing module (1) also is connected with display circuit (8).
6, novel building conversational system doorway machine terminal according to claim 1, it is characterized in that: baseband processing module (1) also links to each other with pick-up (9).
7, novel building conversational system doorway machine terminal according to claim 1 is characterized in that: voice signal amplifies and the output and the loud speaker (10) of double-audio signal extraction circuit (2) join.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200571604U CN201435762Y (en) | 2009-05-25 | 2009-05-25 | Novel doorphone terminal for building talkback systems |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200571604U CN201435762Y (en) | 2009-05-25 | 2009-05-25 | Novel doorphone terminal for building talkback systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201435762Y true CN201435762Y (en) | 2010-03-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200571604U Expired - Fee Related CN201435762Y (en) | 2009-05-25 | 2009-05-25 | Novel doorphone terminal for building talkback systems |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201435762Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102638732A (en) * | 2012-03-12 | 2012-08-15 | 南平隆飞达日用品有限公司 | Building intercom system with resident cellphone used for intercommunicating with visitors and opening gate at stairs |
| CN107277421A (en) * | 2017-06-21 | 2017-10-20 | 合肥同佑电子科技有限公司 | A kind of doorway machine for building conversational system |
-
2009
- 2009-05-25 CN CN2009200571604U patent/CN201435762Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102638732A (en) * | 2012-03-12 | 2012-08-15 | 南平隆飞达日用品有限公司 | Building intercom system with resident cellphone used for intercommunicating with visitors and opening gate at stairs |
| CN102638732B (en) * | 2012-03-12 | 2014-07-16 | 南平隆飞达日用品有限公司 | Building intercom system with resident cellphone used for intercommunicating with visitors and opening gate at stairs |
| CN107277421A (en) * | 2017-06-21 | 2017-10-20 | 合肥同佑电子科技有限公司 | A kind of doorway machine for building conversational system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100331 Termination date: 20160525 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |